Paving stone



FIG. 1 is a top plan view of a paving stone showing my new design;

FIG. 2 is a side elevation view thereof, it being understood that all sides are the same; and,

FIG. 3 is a top plan view of a paving stone shown on a reduced scale in position of use with a plurality of like paving stones shown in broken lines for illustrative purposes only and form no part of the claimed design. 

The ornamental design for the paving stone, as shown and described. 